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HTML Audio/Video DOM networkState-Eigenschaft

Die networkState-Eigenschaft gibt den aktuellen Status des Mediums auf dem Netzwerk an.

Online-Beispiel

Erfahren Sie den aktuellen Netzwerkstatus des Videos：

Beispiel

!DOCTYPE html
<html>
<head>
<meta charset="utf-8">
<title>HTML Audio/Verwendung der video networkState-Eigenschaft-Grundlegende Anleitung(oldtoolbag.com)</title>
</head>
<body>
<button onclick="getNWState()" type="button">Erfahren Sie den aktuellen Netzwerkstatus des Videos</button>
<br>　
<video id="video1" controls="controls" autoplay="autoplay">
　　<source src="movie.mp4" type="video/mp4">
　　<source src="movie.ogg" type="video/ogg">
　　Ihr Browser unterstützt keine　HTML5　video　　Tag.
</video>
<script>
myVid = document.getElementById("video"1;
function getNWState()
{"　
　　alert(myVid.networkState);
}　
</script>　
</body>
</html>

Test and see ‹/›

Definition and Usage

The networkState property returns audio/Current network state of the video (active).

Browser Compatibility

IEFirefoxOperaChromeSafari

All mainstream browsers support the networkState property.

Note:Internet Explorer 8 and earlier versions do not support this property.

Syntax

audio|video.networkState

Return value

Type	Description
Number	Represents audio/Current network state of the video element: 0 = NETWORK_EMPTY - Audio/Video has not been initialized 1 = NETWORK_IDLE - Audio/Video is active and the resource is selected, but no network is used 2 = NETWORK_LOADING - Browser is downloading data 3 = NETWORK_NO_SOURCE - Audio not found/Video Source

　HTML Audio/Video DOM Reference Manual

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